code: def __enter__(self) -> None:
      singleton.track_begin(self.x)
  
file_path: H2O/h2o_hf/helm/src/helm/common/hierarchical_logger.py
imports: import sys
  import time
  from typing import Any, Callable, List, Optional
label_desc: Use image node_id 2 for calling the htrack_block obj's underlying member method code with example usage: obj.__enter__() without return types